| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 24, 2025 | Oct 22, 2025 | 000-20355 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 24, 2024 | Oct 22, 2024 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 12, 2024 | Jan 12, 2024 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2023 | Oct 22, 2023 | 000-20355 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Oct 18, 2023 | Sep 3, 2023 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 25, 2022 | Oct 22, 2022 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 7, 2021 | Dec 3, 2021 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 26, 2021 | Oct 22, 2021 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2021 | May 19, 2021 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 18, 2021 | May 14, 2021 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2021 | May 12, 2021 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 11, 2021 | May 10, 2021 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 7, 2021 | May 5, 2021 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 11, 2021 | Feb 9, 2021 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 11, 2020 | Dec 11, 2020 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 22, 2020 | Oct 22, 2020 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 13, 2019 | Nov 8, 2019 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 7, 2019 | Nov 5, 2019 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2019 | Oct 22, 2019 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 1, 2018 | Oct 30, 2018 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2018 | Oct 22, 2018 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 15, 2018 | Aug 13, 2018 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2018 | May 1, 2018 | 001-33551 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 26, 2018 | Jan 18, 2018 | 811-23270 |
| SC 13D | Open Document | Open Filing | SC 13D | Jan 26, 2018 | ||
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Oct 27, 2017 | Oct 22, 2017 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2017 | Oct 22, 2017 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2017 | May 24, 2017 | 000-20355 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 25, 2017 | Apr 18, 2017 | 001-35733 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2016 | Oct 22, 2016 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 26, 2015 | Oct 22, 2015 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 4, 2015 | Mar 2, 2015 | 001-33551 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Mar 4, 2015 | Feb 10, 2015 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2015 | Feb 27, 2015 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2015 | Feb 10, 2015 | 001-33551 |
| 4 | Open Document | Open Filing | HEJ FORM 4 | Jan 21, 2015 | Jan 16, 2015 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 23, 2014 | Oct 22, 2014 | 000-20355 |
| 4 | Open Document | Open Filing | HEJ FORM 4 | Aug 29, 2014 | Jul 25, 2014 | 001-33551 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 11, 2014 | Aug 11, 2014 | 000-20355 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2014 | Dec 30, 2013 | 000-20355 |